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/* Copyright (C) 2005-2016 Free Software Foundation, Inc.
This file is part of the UPC runtime library test suite.
Written by Gary Funck <gary@intrepid.com>
and Nenad Vukicevic <nenad@intrepid.com>
This file is part of GCC.
GCC is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3, or (at your option)
any later version.
GCC is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
Under Section 7 of GPL version 3, you are granted additional
permissions described in the GCC Runtime Library Exception, version
3.1, as published by the Free Software Foundation.
You should have received a copy of the GNU General Public License and
a copy of the GCC Runtime Library Exception along with this program;
see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
<http://www.gnu.org/licenses/>. */
#include <upc_strict.h>
#include <stdio.h>
#include <stdlib.h>
#define FACTOR 100
#define BLKSIZE 5
shared [BLKSIZE] int array[FACTOR*THREADS];
/* ptr is a shared pointer that lives in shared memory */
shared [BLKSIZE] int * shared ptr;
shared int counter;
/* serialization lock */
upc_lock_t *lock;
void
test17()
{
int i;
lock = upc_all_lock_alloc();
if (!MYTHREAD)
{
counter = 0;
ptr = &array[0];
}
upc_barrier;
for (i = 0; i < FACTOR; ++i)
{
upc_lock (lock);
counter = counter + 1;
*ptr = counter;
ptr = ptr + 1;
upc_unlock (lock);
}
upc_all_lock_free (lock);
upc_barrier;
if (MYTHREAD == 0)
{
int expected;
int got;
shared [BLKSIZE] int *p, *last;
for (p = &array[0], last = &array[FACTOR*THREADS-1], i = 0;
p <= last; ++p)
{
expected = ++i;
got = *p;
if (got != expected)
{
fprintf(stderr, "test17: error at element %d. Expected %d, got %d.\n",
i, expected, got);
abort ();
}
}
got = i;
expected = FACTOR*THREADS;
if (got != expected)
{
fprintf(stderr, "test17: error: loop iteration mismatch."
" Expected %d, got %d.\n", expected, got);
abort ();
}
printf ("test17: test indirection via a shared pointer to shared, "
"and pointer comparison, for pointers with "
"blocking factors - passed.\n");
}
}
int
main()
{
test17 ();
return 0;
}
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